CVE-2018-11013
CVE-2018-11013 is a critical-severity vulnerability in D-link Dir-816 A2 Firmware with a CVSS 3.x base score of 9.8. 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-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 7% (93rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: D-link Dir-816 A2 Firmware
- Published:
- Last modified:
Description
Stack-based buffer overflow in the websRedirect function in GoAhead on D-Link DIR-816 A2 (CN) routers with firmware version 1.10B05 allows unauthenticated remote attackers to execute arbitrary code via a request with a long HTTP Host header.
Frequently asked questions
- What is CVE-2018-11013?
- Stack-based buffer overflow in the websRedirect function in GoAhead on D-Link DIR-816 A2 (CN) routers with firmware version 1.10B05 allows unauthenticated remote attackers to execute arbitrary code via a request with a long HTTP Host header.
- How severe is CVE-2018-11013?
- CVE-2018-11013 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-11013 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-11013?
- CVE-2018-11013 affects D-link Dir-816 A2 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-11013?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-11013 published?
- CVE-2018-11013 was published on 2018-05-13 and last updated on 2026-06-17.
References
- https://0x3f97.github.io/exploit/2018/05/13/D-Link-DIR-816-A2-CN-router-stack-based-buffer-overflow/
Affected products (1)
- cpe:2.3:o:d-link:dir-816_a2_firmware:1.10b05:*:*:*:*:*:*:*
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