CVE-2019-9125: d-link dir-878_firmware
CVSS: 9.8v3.0CriticalModified
Published 25-02-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-9125 is a critical (CVSS 9.8) vulnerability in d-link dir-878_firmware. EPSS estimates a 3.00% chance of exploitation in the next 30 days, higher than 87.1% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.0 (NVD)EPSS score
3.00%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 25-02-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered on D-Link DIR-878 1.12B01 devices. Because strncpy is misused, there is a stack-based buffer overflow vulnerability that does not require authentication via the HNAP_AUTH HTTP header.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
3.00%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
0.00 pp
From 3.00% on 19-09-2026
19-09-202619-10-2026
EPSS score3.00%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundWhooamii.Github.Io
Maturity: poc
Weaknesses
CWE · root cause- CWE-306Missing Authentication for Critical FunctionThe product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
D-link1 product
- dir-878_firmware1.12b01
1 vendor · 1 product
References
2 links- github.com/WhooAmii/whooamii.github.io/blob/master/2018/DIR-878/overflow2.mdX Refsource MISCExploitThird Party Advisory
- github.com/WhooAmii/whooamii.github.io/blob/master/2018/DIR-878/overflow1.mdX Refsource MISCExploitThird Party Advisory