# CVE-2020-12595: Information disclosure in Symantec Messaging Gateway (SMG)

> A privileged web UI user can obtain the password for a remote SCP backup server, leading to unauthorized credential disclosure.

- **Severity:** Medium 4.9 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 10 Dec 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-427q-fqw6-mhwm

## What is CVE-2020-12595?

CVE-2020-12595 is a medium-severity vulnerability in Symantec Messaging Gateway (SMG), published on 10 Dec 2020. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

An information disclosure flaw allows a malicious, authenticated, privileged web UI user to obtain a password for a remote SCP backup server that they might not otherwise be authorized to access. This affects SMG prior to 10.7.4.

## Which versions are affected by CVE-2020-12595?

It affects 1 product.


Products: Broadcom Symantec Messaging Gateway.

## How do I fix CVE-2020-12595?

No fix has been published for CVE-2020-12595 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-12595 being exploited?

There is no known exploitation of CVE-2020-12595 in the wild and no public exploit code.

## Other vulnerabilities in Symantec Messaging Gateway (SMG)

- [CVE-2014-0160](https://insights.sbomify.com/CVE-2014-0160/): OpenSSL Information Disclosure (high 7.5, exploited in the wild)
- [CVE-2024-23614](https://insights.sbomify.com/CVE-2024-23614/): Symantec Messaging Gateway Buffer Overflow (critical 10.0)
- [CVE-2024-23615](https://insights.sbomify.com/CVE-2024-23615/): Symantec Messaging Gateway Buffer Overflow (critical 10.0)
- [CVE-2020-12594](https://insights.sbomify.com/CVE-2020-12594/): Privilege escalation in Symantec Messaging Gateway (SMG) (high 7.2)
- [CVE-2021-30651](https://insights.sbomify.com/CVE-2021-30651/): Information disclosure in Symantec Messaging Gateway (SMG) (medium 4.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-12595 and fix it if it is affected.

What it is: CVE-2020-12595 is a medium-severity vulnerability in Symantec Messaging Gateway (SMG), published on 10 Dec 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2020-12595 in the wild and no public exploit code.

Affected product: Symantec Messaging Gateway (SMG). 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-2020-12595/ (Markdown: https://insights.sbomify.com/CVE-2020-12595/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-12595
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-12595
- OSV: https://osv.dev/vulnerability/CVE-2020-12595

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-12595/
Summaries are generated and may contain mistakes; the official description above is the record.