CVE-2013-3373

CVE-2013-3373 is a medium-severity vulnerability in Bestpractical Rt 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. The underlying weakness is classified as CWE-94.

Key facts

Description

CRLF injection vulnerability in Request Tracker (RT) 3.8.x before 3.8.17 and 4.0.x before 4.0.13 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a MIME header.

Frequently asked questions

What is CVE-2013-3373?
CRLF injection vulnerability in Request Tracker (RT) 3.8.x before 3.8.17 and 4.0.x before 4.0.13 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a MIME header.
How severe is CVE-2013-3373?
CVE-2013-3373 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-3373 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3373?
CVE-2013-3373 primarily affects Bestpractical Rt. In total, 77 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3373?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-3373 published?
CVE-2013-3373 was published on 2013-08-23 and last updated on 2026-06-16.

References

Affected products (77)

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