# CVE-2007-6015: Memory corruption in n/a > Remote attackers can execute arbitrary code on Samba servers with domain logons enabled via a stack-based buffer overflow in nmbd. - **Severity:** Critical 9.3 (`AV:N/AC:M/Au:N/C:C/I:C/A:C`) - **Exploited in the wild:** Not known - **Login needed:** Not needed - **Attackable:** Over the internet - **Victim action needed:** Not needed - **Fix available:** Yes - **Published:** 13 Dec 2007 - **Updated:** 7 Aug 2024 - **Also known as:** DEBIAN-CVE-2007-6015, DSA-1427-1, DTSA-100-1, GHSA-hhrv-j6cc-jr4p, RHSA-2007:1114, RHSA-2007:1117 ## What is CVE-2007-6015? CVE-2007-6015 is a critical memory corruption vulnerability in Samba Samba, published on 13 Dec 2007. An attacker can exploit it over the internet without logging in, with no action from the victim. ### Official description Stack-based buffer overflow in the send_mailslot function in nmbd in Samba 3.0.0 through 3.0.27a, when the "domain logons" option is enabled, allows remote attackers to execute arbitrary code via a GETDC mailslot request composed of a long GETDC string following an offset username in a SAMLOGON logon request. Weakness: CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) ## Which versions are affected by CVE-2007-6015? It affects 1 product. | Package | Ecosystem | Affected | Fixed in | | --- | --- | --- | --- | | `samba` | Red Hat:enterprise_linux:2.1::as | All versions | 0:2.2.12-1.21as.8.2 | | `samba-client` | Red Hat:enterprise_linux:2.1::as | All versions | 0:2.2.12-1.21as.8.2 | | `samba-common` | Red Hat:enterprise_linux:2.1::as | All versions | 0:2.2.12-1.21as.8.2 | | `samba-swat` | Red Hat:enterprise_linux:2.1::as | All versions | 0:2.2.12-1.21as.8.2 | | `samba` | Red Hat:enterprise_linux:2.1::aw | All versions | 0:2.2.12-1.21as.8.2 | | `samba-client` | Red Hat:enterprise_linux:2.1::aw | All versions | 0:2.2.12-1.21as.8.2 | | `samba-common` | Red Hat:enterprise_linux:2.1::aw | All versions | 0:2.2.12-1.21as.8.2 | | `samba-swat` | Red Hat:enterprise_linux:2.1::aw | All versions | 0:2.2.12-1.21as.8.2 | | `samba` | Red Hat:enterprise_linux:2.1::es | All versions | 0:2.2.12-1.21as.8.2 | | `samba-client` | Red Hat:enterprise_linux:2.1::es | All versions | 0:2.2.12-1.21as.8.2 | | `samba-common` | Red Hat:enterprise_linux:2.1::es | All versions | 0:2.2.12-1.21as.8.2 | | `samba-swat` | Red Hat:enterprise_linux:2.1::es | All versions | 0:2.2.12-1.21as.8.2 | | `samba` | Red Hat:enterprise_linux:2.1::ws | All versions | 0:2.2.12-1.21as.8.2 | | `samba-client` | Red Hat:enterprise_linux:2.1::ws | All versions | 0:2.2.12-1.21as.8.2 | | `samba-common` | Red Hat:enterprise_linux:2.1::ws | All versions | 0:2.2.12-1.21as.8.2 | | `samba-swat` | Red Hat:enterprise_linux:2.1::ws | All versions | 0:2.2.12-1.21as.8.2 | | `samba` | Red Hat:enterprise_linux:3::as | All versions | 0:3.0.9-1.3E.14.3 | | `samba-client` | Red Hat:enterprise_linux:3::as | All versions | 0:3.0.9-1.3E.14.3 | | `samba-common` | Red Hat:enterprise_linux:3::as | All versions | 0:3.0.9-1.3E.14.3 | | `samba-debuginfo` | Red Hat:enterprise_linux:3::as | All versions | 0:3.0.9-1.3E.14.3 | | `samba-swat` | Red Hat:enterprise_linux:3::as | All versions | 0:3.0.9-1.3E.14.3 | | `samba` | Red Hat:enterprise_linux:3::desktop | All versions | 0:3.0.9-1.3E.14.3 | | `samba-client` | Red Hat:enterprise_linux:3::desktop | All versions | 0:3.0.9-1.3E.14.3 | | `samba-common` | Red Hat:enterprise_linux:3::desktop | All versions | 0:3.0.9-1.3E.14.3 | | `samba-debuginfo` | Red Hat:enterprise_linux:3::desktop | All versions | 0:3.0.9-1.3E.14.3 | | `samba-swat` | Red Hat:enterprise_linux:3::desktop | All versions | 0:3.0.9-1.3E.14.3 | | `samba` | Red Hat:enterprise_linux:3::es | All versions | 0:3.0.9-1.3E.14.3 | | `samba-client` | Red Hat:enterprise_linux:3::es | All versions | 0:3.0.9-1.3E.14.3 | | `samba-common` | Red Hat:enterprise_linux:3::es | All versions | 0:3.0.9-1.3E.14.3 | | `samba-debuginfo` | Red Hat:enterprise_linux:3::es | All versions | 0:3.0.9-1.3E.14.3 | | `samba-swat` | Red Hat:enterprise_linux:3::es | All versions | 0:3.0.9-1.3E.14.3 | | `samba` | Red Hat:enterprise_linux:3::ws | All versions | 0:3.0.9-1.3E.14.3 | | `samba-client` | Red Hat:enterprise_linux:3::ws | All versions | 0:3.0.9-1.3E.14.3 | | `samba-common` | Red Hat:enterprise_linux:3::ws | All versions | 0:3.0.9-1.3E.14.3 | | `samba-debuginfo` | Red Hat:enterprise_linux:3::ws | All versions | 0:3.0.9-1.3E.14.3 | | `samba-swat` | Red Hat:enterprise_linux:3::ws | All versions | 0:3.0.9-1.3E.14.3 | | `samba` | Red Hat:enterprise_linux:4::as | All versions | 0:3.0.25b-1.el4_6.4 | | `samba-client` | Red Hat:enterprise_linux:4::as | All versions | 0:3.0.25b-1.el4_6.4 | | `samba-common` | Red Hat:enterprise_linux:4::as | All versions | 0:3.0.25b-1.el4_6.4 | | `samba-debuginfo` | Red Hat:enterprise_linux:4::as | All versions | 0:3.0.25b-1.el4_6.4 | Products: Samba Samba. ## How do I fix CVE-2007-6015? Upgrade to a fixed version. ## Is CVE-2007-6015 being exploited? It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-6015 exists. Public exploit code: - Samba 3.0.27a - 'send_mailslot()' Remote Buffer Overflow (exploitdb) ## Other vulnerabilities in Samba Samba - [CVE-2012-1182](https://insights.sbomify.com/CVE-2012-1182/): Integer overflow in n/a (critical 10.0) - [CVE-2007-2446](https://insights.sbomify.com/CVE-2007-2446/): Memory corruption in n/a (critical 10.0) - [CVE-2004-0600](https://insights.sbomify.com/CVE-2004-0600/): Memory corruption in n/a (critical 10.0) - [CVE-1999-0810](https://insights.sbomify.com/CVE-1999-0810/): Denial of service in n/a (critical 10.0) - [CVE-1999-0182](https://insights.sbomify.com/CVE-1999-0182/): Memory corruption in n/a (critical 10.0) ## Fix prompt for AI coding agents ```text Check this codebase for CVE-2007-6015 and fix it if it is affected. What it is: CVE-2007-6015 is a critical memory corruption vulnerability in Samba Samba, published on 13 Dec 2007. An attacker can exploit it over the internet without logging in, with no action from the victim. Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-6015 exists. Affected product: Samba Samba. No package-level version data is available, so check the vendor advisory linked from the reference page. Task: 1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies. 2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it. 3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead. 4. Run the tests and summarise what changed and why. 5. If nothing in the project is affected, say so and change nothing. Reference: https://insights.sbomify.com/CVE-2007-6015/ (Markdown: https://insights.sbomify.com/CVE-2007-6015/index.md) ``` ## Sources - CVE record: https://www.cve.org/CVERecord?id=CVE-2007-6015 - NVD: https://nvd.nist.gov/vuln/detail/CVE-2007-6015 - OSV: https://osv.dev/vulnerability/CVE-2007-6015 --- From sbomify Insights: https://insights.sbomify.com/CVE-2007-6015/ Summaries are generated and may contain mistakes; the official description above is the record.