GHSA-8vh3-29mr-m9xg CVE-2021-3680
Inadequate Encryption Strength in showdoc
- Severity
- 4.9 / 10
- Medium · CVSS 3.1
- Exploit chance (EPSS)
- 0.46%
- Chance of exploitation in the next 30 days. Higher than 39.93% of scored vulnerabilities.
- Known exploited
- No
- Not in CISA's catalog
- Weakness
- CWE-326 Inadequate Encryption Strength
- CWE-347 Improper Verification of Cryptographic Signature
- Fix
- None yet
- No fixed version published
Description
showdoc makes use of a hardcoded salt in its user password hash function
Affected versions
Packagist
| Package | Vulnerable | Fixed in |
|---|---|---|
| showdoc/showdoc | <= 2.9.8 |
No fix yet |
How to fix
No fixed version has been published yet. Until one is, remove or replace the package, or turn off or isolate the affected feature. This page updates when a fix ships.
Severity breakdown
CVSS 3.1 4.9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Weakness
CWE-326: Inadequate Encryption Strength
The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.
How to prevent it
- Architecture and Design: Use an encryption scheme that is currently considered to be strong by experts in the field.
CWE-347: Improper Verification of Cryptographic Signature
The product does not verify, or incorrectly verifies, the cryptographic signature for data.
References
Advisories
Packages
Other links
Timeline
- Published
- Last updated by the source
- Latest EPSS score
Related advisories
| Advisory | Severity | Why it's related |
|---|---|---|
| GHSA-fm5r-cj7v-rj2c ShowDoc has an Injection vulnerability | Medium | Also affects showdoc/showdoc |
| GHSA-6jmr-r7p6-f5wr ShowDoc unrestricted file upload vulnerability | Critical | Also affects showdoc/showdoc |
| GHSA-2263-jwgm-wv97 Showdoc XSS Vulnerability | Medium | Also affects showdoc/showdoc |
| GHSA-6xx7-cphv-pxgr Showdoc Forced Browsing | Medium | Also affects showdoc/showdoc |
| GHSA-3p87-gqw8-4pf2 Showdoc CSRF Vulnerability | Medium | Also affects showdoc/showdoc |
| GHSA-pfrc-5hhq-6hvr Showdoc Unauthenticated Access | Medium | Also affects showdoc/showdoc |
| GHSA-xp82-jmw8-mjxp Unrestricted Upload of File with Dangerous Type in ShowDoc | High | Also affects showdoc/showdoc |
| GHSA-vpwq-6cp4-ffqc Stored Cross-site Scripting in ShowDoc | Medium | Also affects showdoc/showdoc |
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