CVE-2015-5991
CVE-2015-5991 is a medium-severity vulnerability in Philippine Long Distance Telephone Speedsurf 504an Firmware with a CVSS 2.0 base score of 6.8. 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-352.
Key facts
- Severity: Medium (CVSS 2.0 base score 6.8)
- EPSS exploit prediction: 1% (47th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-352
- Affected product: Philippine Long Distance Telephone Speedsurf 504an Firmware
- Published:
- Last modified:
Description
Cross-site request forgery (CSRF) vulnerability in form2WlanSetup.cgi on Philippine Long Distance Telephone (PLDT) SpeedSurf 504AN devices with firmware GAN9.8U26-4-TX-R6B018-PH.EN and Kasda KW58293 devices allows remote attackers to hijack the authentication of administrators for requests that perform setup operations, as demonstrated by modifying network settings.
Frequently asked questions
- What is CVE-2015-5991?
- Cross-site request forgery (CSRF) vulnerability in form2WlanSetup.cgi on Philippine Long Distance Telephone (PLDT) SpeedSurf 504AN devices with firmware GAN9.8U26-4-TX-R6B018-PH.EN and Kasda KW58293 devices allows remote attackers to hijack the authentication of administrators for requests that perform setup operations, as demonstrated by modifying network settings.
- How severe is CVE-2015-5991?
- CVE-2015-5991 has a CVSS 2.0 base score of 6.8, rated medium severity.
- Is CVE-2015-5991 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-5991?
- CVE-2015-5991 primarily affects Philippine Long Distance Telephone Speedsurf 504an Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2015-5991?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-5991 published?
- CVE-2015-5991 was published on 2015-09-21 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:philippine_long_distance_telephone:speedsurf_504an_firmware:gan9.8u26-4-tx-r6b018-hp.en:*:*:*:*:*:*:*
- cpe:2.3:h:philippine_long_distance_telephone:kasda_kw58293_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Philippine Long Distance Telephone Speedsurf 504an Firmware
- CVE-2015-5993 — High (CVSS 7.8): Buffer overflow in form2ping.cgi on Philippine Long Distance Telephone (PLDT) SpeedSurf 504AN devices with firmware…
- CVE-2015-5992 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in form2WlanSetup.cgi on Philippine Long Distance Telephone (PLDT) SpeedSurf…
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