VulnerabilityModified
CVE-2021-29061
A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Vfsjfilechooser2 version 0.2.9 and below which occurs when the application attempts to validate crafted URIs.
HIGH 7.5EPSS 2.31%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Vfsjfilechooser2 version 0.2.9 and below which occurs when the application attempts to validate crafted URIs.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.31% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- vfsjfilechooser2 project/vfsjfilechooser2
- Source
- cve@mitre.org
References
- https://github.com/fracpete/vfsjfilechooser2/commit/9c9f2c317f3de5ece60a3ae28c371e9796e3909bPatch, Third Party Advisory
- https://github.com/fracpete/vfsjfilechooser2/issues/7Exploit, Issue Tracking, Third Party Advisory
- https://github.com/fracpete/vfsjfilechooser2/releases/tag/vfsjfilechooser2-0.2.9Release Notes, Third Party Advisory
- https://github.com/yetingli/PoCs/blob/main/CVE-2021-29061/Vfsjfilechooser2.mdExploit, Patch, Third Party Advisory
- https://github.com/yetingli/SaveResults/blob/main/md/vfsjfilechooser2.mdExploit, Patch, Third Party Advisory
- https://github.com/fracpete/vfsjfilechooser2/commit/9c9f2c317f3de5ece60a3ae28c371e9796e3909bPatch, Third Party Advisory
- https://github.com/fracpete/vfsjfilechooser2/issues/7Exploit, Issue Tracking, Third Party Advisory
- https://github.com/fracpete/vfsjfilechooser2/releases/tag/vfsjfilechooser2-0.2.9Release Notes, Third Party Advisory
- https://github.com/yetingli/PoCs/blob/main/CVE-2021-29061/Vfsjfilechooser2.mdExploit, Patch, Third Party Advisory
- https://github.com/yetingli/SaveResults/blob/main/md/vfsjfilechooser2.mdExploit, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.