CVE-2023-52159
CVE-2023-52159 is a high-severity vulnerability in Bizdelnick Gross with a CVSS 3.x base score of 7.5. 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: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2023-56832
- Weakness: CWE-787
- Affected product: Bizdelnick Gross
- Published:
- Last modified:
Description
A stack-based buffer overflow vulnerability in gross 0.9.3 through 1.x before 1.0.4 allows remote attackers to trigger a denial of service (grossd daemon crash) or potentially execute arbitrary code in grossd via crafted SMTP transaction parameters that cause an incorrect strncat for a log entry.
Frequently asked questions
- What is CVE-2023-52159?
- A stack-based buffer overflow vulnerability in gross 0.9.3 through 1.x before 1.0.4 allows remote attackers to trigger a denial of service (grossd daemon crash) or potentially execute arbitrary code in grossd via crafted SMTP transaction parameters that cause an incorrect strncat for a log entry.
- How severe is CVE-2023-52159?
- CVE-2023-52159 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 none, integrity none, and availability high.
- Is CVE-2023-52159 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-52159?
- CVE-2023-52159 primarily affects Bizdelnick Gross. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-52159?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2023-52159 have an EU (EUVD) identifier?
- Yes. CVE-2023-52159 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56832.
- When was CVE-2023-52159 published?
- CVE-2023-52159 was published on 2024-03-18 and last updated on 2026-06-17.
References
- https://codeberg.org/bizdelnick/gross/wiki/Known-vulnerabilities#cve-2023-52159
- https://lists.debian.org/debian-lts-announce/2024/03/msg00027.html
Affected products (2)
- cpe:2.3:a:bizdelnick:gross:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
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