CVE-2023-28753
CVE-2023-28753 is a critical-severity vulnerability in Facebook Netconsd 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)
- EPSS exploit prediction: 2% (77th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Facebook Netconsd
- Published:
- Last modified:
Description
netconsd prior to v0.2 was vulnerable to an integer overflow in its parse_packet function. A malicious individual could leverage this overflow to create heap memory corruption with attacker controlled data.
Frequently asked questions
- What is CVE-2023-28753?
- netconsd prior to v0.2 was vulnerable to an integer overflow in its parse_packet function. A malicious individual could leverage this overflow to create heap memory corruption with attacker controlled data.
- How severe is CVE-2023-28753?
- CVE-2023-28753 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-2023-28753 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-28753?
- CVE-2023-28753 affects Facebook Netconsd. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-28753?
- 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-2023-28753 published?
- CVE-2023-28753 was published on 2023-05-18 and last updated on 2026-06-17.
References
- https://github.com/facebook/netconsd/commit/9fc54edf54f7caea1189c2b979337ed37af2c60e
- https://www.facebook.com/security/advisories/cve-2023-28753
Affected products (1)
- cpe:2.3:a:facebook:netconsd:0.1:*:*:*:*:*:*:*
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