How severe is CVE-2015-3035?

CVE-2015-3035 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2015-3035 being actively exploited?

Yes. CVE-2015-3035 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2015-3035?

CVE-2015-3035 primarily affects Tp-link Tl-wr741nd Firmware. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-3035?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2015-3035 have an EU (EUVD) identifier?

Yes. CVE-2015-3035 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-3116. It is also flagged as exploited in the EUVD (since 2022-03-25).

When was CVE-2015-3035 published?

CVE-2015-3035 was published on 2015-04-22 and last updated on 2026-06-17.

CVE-2015-3035

CVE-2015-3035 is a high-severity vulnerability in Tp-link Tl-wr741nd Firmware with a CVSS 3.x base score of 7.5. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-03-25). The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 84% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-03-25)
EU (EUVD) id: EUVD-2015-3116
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-03-25)
Weakness: CWE-22
Affected product: Tp-link Tl-wr741nd Firmware
Published: 2015-04-22
Last modified: 2026-06-17

Description

Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before 150304, and C8 (1.0) with firmware before 150316, Archer C9 (1.0), TL-WDR3500 (1.0), TL-WDR3600 (1.0), and TL-WDR4300 (1.0) with firmware before 150302, TL-WR740N (5.0) and TL-WR741ND (5.0) with firmware before 150312, and TL-WR841N (9.0), TL-WR841N (10.0), TL-WR841ND (9.0), and TL-WR841ND (10.0) with firmware before 150310 allows remote attackers to read arbitrary files via a .. (dot dot) in the PATH_INFO to login/.

Frequently asked questions

What is CVE-2015-3035?: Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before 150304, and C8 (1.0) with firmware before 150316, Archer C9 (1.0), TL-WDR3500 (1.0), TL-WDR3600 (1.0), and TL-WDR4300 (1.0) with firmware before 150302, TL-WR740N (5.0) and TL-WR741ND (5.0) with firmware before 150312, and TL-WR841N (9.0), TL-WR841N (10.0), TL-WR841ND (9.0), and TL-WR841ND (10.0) with firmware before 150310 allows remote attackers to read arbitrary files via a .. (dot dot) in the PATH_INFO to login/.
How severe is CVE-2015-3035?: CVE-2015-3035 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2015-3035 being actively exploited?: Yes. CVE-2015-3035 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2015-3035?: CVE-2015-3035 primarily affects Tp-link Tl-wr741nd Firmware. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-3035?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2015-3035 have an EU (EUVD) identifier?: Yes. CVE-2015-3035 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-3116. It is also flagged as exploited in the EUVD (since 2022-03-25).
When was CVE-2015-3035 published?: CVE-2015-3035 was published on 2015-04-22 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:o:tp-link:tl-wr741nd_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wr841n_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wr740n_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_c5_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wdr3600_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_c7_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wr841nd_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_c9_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_c8_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wdr4300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wdr3500_firmware:*:*:*:*:*:*:*:*

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