CVE-2020-29245 — TAG
MEDIUMCVE-2020-29245 is a medium-severity (CVSS 6.5) CWE-129 vulnerability in tag_project tag. 1 public exploit or proof-of-concept reference is indexed, so weaponization risk is real. A fix is available — see the affected versions and patch details below.
dhowden tag before 2020-11-19 allows "panic: runtime error: slice bounds out of range" via readAtomData.
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
Where this sits among everything scored
Description
dhowden tag before 2020-11-19 allows "panic: runtime error: slice bounds out of range" via readAtomData.
Affected Products
tagtag_projectResearch use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.
Detection & mitigation playbook
Vendor / applianceDetect
Inventory every tag_project tag deployment and check each version against the affected-products list above.
Fix
Apply the tag_project tag security patch or hotfix for CVE-2020-29245 on the affected version, following the vendor advisory for your exact build.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.
Frequently Asked Questions
Is CVE-2020-29245 being exploited in your environment?
Detect and block the exploit chain at execution, on systems you cannot patch yet.