Vulnerability · Published Aug 4, 2021 · Assigned by @huntrdev
CVE-2021-3678Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) in star7th/showdoc
High 7.5
In plain English
A high-severity security flaw in star7th/showdoc from star7th. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)7.5High
Exploit odds (30 days)1.1%top 35.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
showdoc is vulnerable to Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | showdoc/showdoc | 2.9.8 | GHSA-j85q-whc9-g4p9 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| star7th | star7th/showdoc | unspecified – through 2.9.7 |
Weakness: CWE-338 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
- https://huntr.dev/bounties/f9a9defd-29ea-4442-b692-ff1512813de4 x_refsource_CONFIRM
- https://github.com/star7th/showdoc/commit/4b962c1740311e0d46775023b6acba39ad60e370 x_refsource_MISC