VulnerabilityModified
CVE-2023-34795
This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted XLSX file.
HIGH 7.8EPSS 0.35%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
xlsxio v0.1.2 to v0.2.34 was discovered to contain a free of uninitialized pointer in the xlsxioread_sheetlist_close() function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted XLSX file.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.35% probability · 29th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- xlsxio project/xlsxio
- Source
- cve@mitre.org
References
- https://github.com/brechtsanders/xlsxio/commit/d653f1604b54532f11b45dca1fa164b4a1f15e2dPatch
- https://github.com/brechtsanders/xlsxio/issues/121Exploit, Issue Tracking, Third Party Advisory
- https://github.com/xf1les/cve-advisories/blob/main/2023/CVE-2023-34795.mdExploit, Third Party Advisory
- https://github.com/brechtsanders/xlsxio/commit/d653f1604b54532f11b45dca1fa164b4a1f15e2dPatch
- https://github.com/brechtsanders/xlsxio/issues/121Exploit, Issue Tracking, Third Party Advisory
- https://github.com/xf1les/cve-advisories/blob/main/2023/CVE-2023-34795.mdExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.