CVE-2010-3095: mailscanner before 4.79.11-2.1 might allow local users to overwrite arbitrary files via a symlink attack on ce

Q: How do I fix CVE-2010-3095?

mailscanner: upgrade to 4.79.11-2.1. Exact commands for each OS are on this page.

Q: Is CVE-2010-3095 being exploited?

CVE-2010-3095 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2010-3095 affect?

CVE-2010-3095 affects mailscanner. Severity is medium (CVSS 4.7). mailscanner before 4.79.11-2.1 might allow local users to overwrite arbitrary files via a symlink attack on certain temporary files. NOTE: this issue exists because of an incomplete fix for CVE-2008-5313.

Q: How urgent is CVE-2010-3095?

Priority 23/100. No elevated risk signals yet.

Routine

MEDIUM 4.7UPGRADE

CVE-2010-3095 is a medium-severity flaw (CVSS 4.7) affecting mailscanner. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

mailscanner before 4.79.11-2.1 might allow local users to overwrite arbitrary files via a symlink attack on certain temporary files. NOTE: this issue exists because of an incomplete fix for CVE-2008-5313.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.7 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 73%)
CISA exploited list	No
Weakness	CWE-59
Published	2019-11-12
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: mailscanner

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-11-12 21:15 UTCPublished CVE record published
2026-06-16 23:22 UTCUpdated Record last modified

mailscanner mailscanner UPGRADE

Affected: < 4.79.11-2.1

Fixed in: 4.79.11-2.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mailscanner || rpm -q mailscanner || mailscanner --version

2. UPGRADE to 4.79.11-2.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mailscanner

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mailscanner

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2010-3095?

mailscanner: upgrade to 4.79.11-2.1. Exact commands for each OS are on this page.

Is CVE-2010-3095 being exploited?

CVE-2010-3095 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2010-3095 affect?

CVE-2010-3095 affects mailscanner. Severity is medium (CVSS 4.7). mailscanner before 4.79.11-2.1 might allow local users to overwrite arbitrary files via a symlink attack on certain temporary files. NOTE: this issue exists because of an incomplete fix for CVE-2008-5313.

How urgent is CVE-2010-3095?

Priority 23/100. No elevated risk signals yet.

Related CVEs

CVE-2010-3293 MEDIUM 5.5 UPGRADE mailscanner can allow local users to prevent virus signatures from being updated
CVE-2010-3292 MEDIUM 5.5 DOWNGRADE The update{_bad,}_phishing_sites scripts in mailscanner 4.79.11-2 downloads files and trusts them without usin

References

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