CVE-2012-5687

CVE-2012-5687 is a high-severity vulnerability in Tp-link Tl-wr841n with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 69% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Description

Directory traversal vulnerability in the web-based management feature on the TP-LINK TL-WR841N router with firmware 3.13.9 build 120201 Rel.54965n and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the PATH_INFO to the help/ URI.

Frequently asked questions

What is CVE-2012-5687?
Directory traversal vulnerability in the web-based management feature on the TP-LINK TL-WR841N router with firmware 3.13.9 build 120201 Rel.54965n and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the PATH_INFO to the help/ URI.
How severe is CVE-2012-5687?
CVE-2012-5687 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2012-5687 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 69% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5687?
CVE-2012-5687 primarily affects Tp-link Tl-wr841n. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-5687?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2012-5687 published?
CVE-2012-5687 was published on 2012-11-01 and last updated on 2026-06-16.

References

Affected products (2)

More vulnerabilities in Tp-link Tl-wr841n

All CVEs affecting Tp-link Tl-wr841n →

Other CWE-22 (Path Traversal) vulnerabilities

Browse all CWE-22 (Path Traversal) vulnerabilities →