CVE-2007-2053: Multiple stack-based buffer overflows in AFFLIB before 2.2.6 allow remote attackers to cause a denial of servi

Q: How do I fix CVE-2007-2053?

afflib: upgrade to newer than 2.2.0. Exact commands for each OS are on this page.

Q: Is CVE-2007-2053 being exploited?

CVE-2007-2053 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-2007-2053 affect?

CVE-2007-2053 affects afflib. Severity is high (CVSS 10.0). Multiple stack-based buffer overflows in AFFLIB before 2.2.6 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via (1) a long LastModified value in an S3 XML response in lib/s3.cpp; (2) a long (a

Q: How urgent is CVE-2007-2053?

Priority 58/100. Critical severity; EPSS top 6%: very likely to be exploited

This month

HIGH 10.0UPGRADE

CVE-2007-2053 is a high-severity flaw (CVSS 10.0) affecting afflib. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple stack-based buffer overflows in AFFLIB before 2.2.6 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via (1) a long LastModified value in an S3 XML response in lib/s3.cpp; (2) a long (a) path or (b) bucket in an S3 URL in lib/vnode_s3.cpp; or (3) a long (c) EFW, (d) AFD, or (c) aimage file path. NOTE: the aimage vector (3c) has since been recalled from the researcher's original advisory, sin

Why this priority

Critical severity
EPSS top 6%: very likely to be exploited

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	6.7% (top 6%)
CISA exploited list	No
Published	2007-04-30
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: afflib

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

Am I affected?

Timeline

2007-04-30 22:19 UTCPublished CVE record published
2026-06-16 22:38 UTCUpdated Record last modified

afflib afflib UPGRADE

Affected: <= 2.2.0

Fixed in: newer than 2.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.2.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade afflib

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-2007-2053?

afflib: upgrade to newer than 2.2.0. Exact commands for each OS are on this page.

Is CVE-2007-2053 being exploited?

CVE-2007-2053 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-2007-2053 affect?

CVE-2007-2053 affects afflib. Severity is high (CVSS 10.0). Multiple stack-based buffer overflows in AFFLIB before 2.2.6 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via (1) a long LastModified value in an S3 XML response in lib/s3.cpp; (2) a long (a

How urgent is CVE-2007-2053?

Priority 58/100. Critical severity; EPSS top 6%: very likely to be exploited

Related CVEs

CVE-2018-8050 MEDIUM 6.5 UPGRADE The af_get_page() function in lib/afflib_pages.cpp in AFFLIB (aka AFFLIBv3) through 3.7.16 allows remote attac
CVE-2007-2352 HIGH 10.0 UPGRADE Multiple format string vulnerabilities in AFFLIB 2.2.6 allow remote attackers to execute arbitrary code via ce
CVE-2007-2055 HIGH 7.5 UPGRADE AFFLIB 2.2.8 and earlier allows attackers to execute arbitrary commands via shell metacharacters involving (1)
CVE-2007-2054 HIGH 7.5 UPGRADE Multiple format string vulnerabilities in AFFLIB before 2.2.6 allow remote attackers to execute arbitrary code

References

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