CVE-2013-7401: The parse_request function in request.c in c-icap 0.2.x allows remote attackers to cause a denial of service (

This month

MEDIUM 5.0DOWNGRADE

CVE-2013-7401 is a medium-severity flaw (CVSS 5.0) affecting c-icap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The parse_request function in request.c in c-icap 0.2.x allows remote attackers to cause a denial of service (crash) via a URI without a " " or "?" character in an ICAP request, as demonstrated by use of the OPTIONS method.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.8% (top 13%)
CISA exploited list	No
Weakness	CWE-119
Published	2014-12-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: c-icap project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-12-19 20:59 UTCPublished CVE record published
2026-06-17 00:01 UTCUpdated Record last modified

c-icap project c-icap DOWNGRADE

Affected: 0.2.1 · 0.2.2 · 0.2.3 · 0.2.4 · 0.2.5 · 0.2.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.2.1

1. Check installed version

apt-cache policy c-icap || rpm -q c-icap || c-icap --version

2. No fixed release: DOWNGRADE to a release before 0.2.1 (Debian / Ubuntu)

apt-cache madison c-icap sudo apt install c-icap=<VERSION_BEFORE_0.2.1> sudo apt-mark hold c-icap

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list c-icap sudo dnf downgrade c-icap-<VERSION_BEFORE_0.2.1> sudo dnf versionlock add c-icap

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2013-7401?

c-icap: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-7401 being exploited?

CVE-2013-7401 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-2013-7401 affect?

CVE-2013-7401 affects c-icap. Severity is medium (CVSS 5.0). The parse_request function in request.c in c-icap 0.2.x allows remote attackers to cause a denial of service (crash) via a URI without a " " or "?" character in an ICAP request, as demonstrated by use of the OPTIONS method.

How urgent is CVE-2013-7401?

Priority 44/100. Public exploit reference

Related CVEs

CVE-2013-7402 MEDIUM 5.0 DOWNGRADE Multiple unspecified vulnerabilities in request.c in c-icap 0.2.x allow remote attackers to cause a denial of

References

← Back to latest CVEs