CVE-2007-1558 Weak cryptography in n/a
Remote attackers can guess password prefixes via MITM attacks exploiting MD5 collisions in APOP, affecting email clients like Thunderbird and Evolution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2007-1558?
CVE-2007-1558 is a low-severity vulnerability in n/a, published on 16 Apr 2007. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The APOP protocol allows remote attackers to guess the first 3 characters of a password via man-in-the-middle (MITM) attacks that use crafted message IDs and MD5 collisions. NOTE: this design-level issue potentially affects all products that use APOP, including (1) Thunderbird 1.x before 1.5.0.12 and 2.x before 2.0.0.4, (2) Evolution, (3) mutt, (4) fetchmail before 6.3.8, (5) SeaMonkey 1.0.x before 1.0.9 and 1.1.x before 1.1.2, (6) Balsa 2.3.16 and earlier, (7) Mailfilter before 0.8.2, and possibly other products.
Which versions are affected by CVE-2007-1558?
It affects 1 product.
Linux distribution packages (40)
fetchmail Red Hat:enterprise_linux:2.1::as | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmailconf Red Hat:enterprise_linux:2.1::as | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmail Red Hat:enterprise_linux:2.1::aw | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmailconf Red Hat:enterprise_linux:2.1::aw | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmail Red Hat:enterprise_linux:2.1::es | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmailconf Red Hat:enterprise_linux:2.1::es | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmail Red Hat:enterprise_linux:2.1::ws | All versions | 0:5.9.0-21.7.3.el2.1.6 |
fetchmailconf Red Hat:enterprise_linux:2.1::ws | All versions | 0:5.9.0-21.7.3.el2.1.6 |
evolution Red Hat:enterprise_linux:3::as | All versions | 0:1.4.5-20.el3 |
evolution-debuginfo Red Hat:enterprise_linux:3::as | All versions | 0:1.4.5-20.el3 |
evolution-devel Red Hat:enterprise_linux:3::as | All versions | 0:1.4.5-20.el3 |
fetchmail Red Hat:enterprise_linux:3::as | All versions | 0:6.2.0-3.el3.4 |
fetchmail-debuginfo Red Hat:enterprise_linux:3::as | All versions | 0:6.2.0-3.el3.4 |
evolution Red Hat:enterprise_linux:3::desktop | All versions | 0:1.4.5-20.el3 |
evolution-debuginfo Red Hat:enterprise_linux:3::desktop | All versions | 0:1.4.5-20.el3 |
evolution-devel Red Hat:enterprise_linux:3::desktop | All versions | 0:1.4.5-20.el3 |
fetchmail Red Hat:enterprise_linux:3::desktop | All versions | 0:6.2.0-3.el3.4 |
fetchmail-debuginfo Red Hat:enterprise_linux:3::desktop | All versions | 0:6.2.0-3.el3.4 |
evolution Red Hat:enterprise_linux:3::es | All versions | 0:1.4.5-20.el3 |
evolution-debuginfo Red Hat:enterprise_linux:3::es | All versions | 0:1.4.5-20.el3 |
evolution-devel Red Hat:enterprise_linux:3::es | All versions | 0:1.4.5-20.el3 |
fetchmail Red Hat:enterprise_linux:3::es | All versions | 0:6.2.0-3.el3.4 |
fetchmail-debuginfo Red Hat:enterprise_linux:3::es | All versions | 0:6.2.0-3.el3.4 |
evolution Red Hat:enterprise_linux:3::ws | All versions | 0:1.4.5-20.el3 |
evolution-debuginfo Red Hat:enterprise_linux:3::ws | All versions | 0:1.4.5-20.el3 |
evolution-devel Red Hat:enterprise_linux:3::ws | All versions | 0:1.4.5-20.el3 |
fetchmail Red Hat:enterprise_linux:3::ws | All versions | 0:6.2.0-3.el3.4 |
fetchmail-debuginfo Red Hat:enterprise_linux:3::ws | All versions | 0:6.2.0-3.el3.4 |
evolution Red Hat:enterprise_linux:4::as | All versions | 0:2.0.2-35.0.2.el4 |
evolution-debuginfo Red Hat:enterprise_linux:4::as | All versions | 0:2.0.2-35.0.2.el4 |
evolution-devel Red Hat:enterprise_linux:4::as | All versions | 0:2.0.2-35.0.2.el4 |
fetchmail Red Hat:enterprise_linux:4::as | All versions | 0:6.2.5-6.0.1.el4 |
fetchmail-debuginfo Red Hat:enterprise_linux:4::as | All versions | 0:6.2.5-6.0.1.el4 |
evolution Red Hat:enterprise_linux:4::desktop | All versions | 0:2.0.2-35.0.2.el4 |
evolution-debuginfo Red Hat:enterprise_linux:4::desktop | All versions | 0:2.0.2-35.0.2.el4 |
evolution-devel Red Hat:enterprise_linux:4::desktop | All versions | 0:2.0.2-35.0.2.el4 |
fetchmail Red Hat:enterprise_linux:4::desktop | All versions | 0:6.2.5-6.0.1.el4 |
fetchmail-debuginfo Red Hat:enterprise_linux:4::desktop | All versions | 0:6.2.5-6.0.1.el4 |
evolution Red Hat:enterprise_linux:4::es | All versions | 0:2.0.2-35.0.2.el4 |
evolution-debuginfo Red Hat:enterprise_linux:4::es | All versions | 0:2.0.2-35.0.2.el4 |
Products include Apop Protocol Apop Protocol.
How do I fix CVE-2007-1558?
Upgrade to a fixed version.
Is CVE-2007-1558 being exploited?
There is no known exploitation of CVE-2007-1558 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2007-1558, GHSA-jmh6-7c53-fg26, RHSA-2007:0344, RHSA-2007:0353, RHSA-2007:0385, openSUSE-SU-2024:11615-1.