CVE-1999-1048: Buffer overflow in bash 2.0.0, 1.4.17, and other versions allows local attackers to gain privileges by crea...

Security readout for executives and security teams

CVE-1999-1048 is an old bash buffer overflow that could let a local attacker gain privileges. The scenario requires a vulnerable bash version, local filesystem access, and another user's prompt expanding a very long directory path. This is mainly a legacy-system risk, not a typical internet-facing exposure. Exposure is most likely on obsolete Unix or Linux systems running old bash packages with local user access. Modern supported distributions are unlikely to be affected, but embedded, frozen, or abandoned appliances should be checked. Treat this as a targeted legacy risk. It is not presented as currently exploited, but it could matter on old multi-user systems where local privilege escalation would affect sensitive operations. Mitigation focus: Inventory systems running unsupported or legacy bash versions.; Apply vendor-supported bash or operating system security updates.; Review the Debian advisory and current vendor guidance for affected platforms..

Prepared

Jul 11, 2026, 13:00 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.