CVE-2013-5705

CVE-2013-5705 is a medium-severity vulnerability in Trustwave Modsecurity with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

apache2/modsecurity.c in ModSecurity before 2.7.6 allows remote attackers to bypass rules by using chunked transfer coding with a capitalized Chunked value in the Transfer-Encoding HTTP header.

Frequently asked questions

What is CVE-2013-5705?
apache2/modsecurity.c in ModSecurity before 2.7.6 allows remote attackers to bypass rules by using chunked transfer coding with a capitalized Chunked value in the Transfer-Encoding HTTP header.
How severe is CVE-2013-5705?
CVE-2013-5705 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-5705 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5705?
CVE-2013-5705 primarily affects Trustwave Modsecurity. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-5705?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-5705 published?
CVE-2013-5705 was published on 2014-04-15 and last updated on 2026-06-16.

References

Affected products (3)

More vulnerabilities in Trustwave Modsecurity

All CVEs affecting Trustwave Modsecurity →