CVE-2017-15379

An authentication bypass exists in the E-Sic 1.0 /index (aka login) URI via '=''or' values for the username and password

published October 23, 2017

CVSS
—
EPSS
3%
Percentile
86.0
In the wild
Unconfirmed
What it is

⚠️ A crafty little trick lets attackers bypass authentication—just a pair of sneaky quotes can unlock the door to your E-Sic 1.0 login! 🔑 Think of it like a restaurant where anyone can walk in by just saying they have a reservation, even if they don’t—this vulnerability opens the gates wide without checking IDs! If exploited, an attacker can waltz right into the system without any credentials, accessing sensitive areas and information as if they were a trusted user. This could lead to unauthorized access to data that should only be seen by verified personnel, posing significant risks to the integrity and security of the system.

Put simply

Think of it like a restaurant where anyone can walk in by just saying they have a reservation, even if they don’t—this vulnerability opens the gates wide without checking IDs! This authentication bypass vulnerability allows attackers to log in using a crafted username and password that includes the value `=''or'`, tricking the system into granting access without proper authentication checks.

What to do

If exploited, an attacker can waltz right into the system without any credentials, accessing sensitive areas and information as if they were a trusted user. This could lead to unauthorized access to data that should only be seen by verified personnel, posing significant risks to the integrity and security of the system. To fix this vulnerability, ensure that proper authentication checks are in place on all login endpoints. Update the E-Sic software if a patch is available, and consider implementing additional security measures like rate limiting or CAPTCHA to safeguard against brute-force attempts. 🛡️ You’ve got this! Just follow those steps and your system will be in tip-top shape! 🚀

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02730 · 86.0th percentile
Published
2017-10-23T08:00Z
EPSS history
Timeline
  • 23 OCT 08:00Z
    An authentication bypass exists in the E-Sic 1.0 /index (aka login) URI via '=''or' values for the username and password
    cvelistv5