diff options
Diffstat (limited to 'eBones/libexec/telnetd/sys_term.c')
| -rw-r--r-- | eBones/libexec/telnetd/sys_term.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/eBones/libexec/telnetd/sys_term.c b/eBones/libexec/telnetd/sys_term.c index b699a64..de577ed 100644 --- a/eBones/libexec/telnetd/sys_term.c +++ b/eBones/libexec/telnetd/sys_term.c @@ -46,9 +46,9 @@ static char sccsid[] = "@(#)sys_term.c 8.4 (Berkeley) 5/30/95"; # define PARENT_DOES_UTMP #endif +int utmp_len = MAXHOSTNAMELEN; #ifdef NEWINIT #include <initreq.h> -int utmp_len = MAXHOSTNAMELEN; /* sizeof(init_request.host) */ #else /* NEWINIT*/ # ifdef UTMPX # include <utmpx.h> @@ -58,10 +58,17 @@ struct utmpx wtmp; struct utmp wtmp; # endif /* UTMPX */ -int utmp_len = sizeof(wtmp.ut_host); # ifndef PARENT_DOES_UTMP +#ifdef _PATH_WTMP +char wtmpf[] = _PATH_WTMP; +#else char wtmpf[] = "/usr/adm/wtmp"; +#endif +#ifdef _PATH_UTMP +char utmpf[] = _PATH_UTMP; +#else char utmpf[] = "/etc/utmp"; +#endif # else /* PARENT_DOES_UTMP */ char wtmpf[] = "/etc/wtmp"; # endif /* PARENT_DOES_UTMP */ @@ -504,7 +511,7 @@ int *ptynum; p2 = &line[14]; #endif - for (cp = "pqrstuvwxyzPQRST"; *cp; cp++) { + for (cp = "pqrsPQRS"; *cp; cp++) { struct stat stb; *p1 = *cp; @@ -516,8 +523,8 @@ int *ptynum; */ if (stat(line, &stb) < 0) break; - for (i = 0; i < 16; i++) { - *p2 = "0123456789abcdef"[i]; + for (i = 0; i < 32; i++) { + *p2 = "0123456789abcdefghijklmnopqrstuv"[i]; p = open(line, 2); if (p > 0) { #ifndef __hpux @@ -1544,7 +1551,7 @@ start_login(host, autologin, name) { register char *cp; register char **argv; - char **addarg(); + char **addarg(), *user; extern char *getenv(); #ifdef UTMPX register int pid = getpid(); @@ -1727,7 +1734,12 @@ start_login(host, autologin, name) # endif } else #endif - if (getenv("USER")) { + if (user = getenv("USER")) { + if (strchr(user, '-')) { + syslog(LOG_ERR, "tried to pass user \"%s\" to login", + user); + fatal(net, "invalid user"); + } argv = addarg(argv, getenv("USER")); #if defined(LOGIN_ARGS) && defined(NO_LOGIN_P) { |
